v3.10.0.1
Document and Entity Information - shares
6 Months Ended
Aug. 04, 2018
Sep. 04, 2018
Document and Entity Information    
Entity Registrant Name GUESS INC  
Trading Symbol GES  
Entity Central Index Key 0000912463  
Document Type 10-Q  
Document Period End Date Aug. 04, 2018  
Amendment Flag false  
Current Fiscal Year End Date --02-02  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   81,025,423
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus Q2